Home / 197,138,813.10-295,708,219.65-146,120,477.10

Finding the Fourth Proportional to 197,138,813.10, 295,708,219.65 and 146,120,477.10

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Solution

The fourth proportional to 197,138,813.10, 295,708,219.65 and 146,120,477.10 is: 219,180,715.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,138,813.10 : 295,708,219.65 = 146,120,477.10 : x
  2. Step 2: Convert to fraction form
    197,138,813.10/295,708,219.65 = 146,120,477.10/x
  3. Step 3: Cross multiply
    197,138,813.10x = 295,708,219.65 × 146,120,477.10
  4. Step 4: Simplify right side
    197,138,813.10x = 43,209,026,137,649,592
  5. Step 5: Solve for x
    x = 43,209,026,137,649,592/197,138,813.10
  6. Step 6: Final answer
    x = 219,180,715.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.